python 破解验证码 baidu-api

1、开启baidu-api的文字识别

2、查看官方文档

3、例子

import time
import pymysql
import requests
from aip import AipOcr
from config import dev_db
from config import APP_ID, API_KEY, SECRET_KEY
#


class Word:

    def __init__(self):
        self.host = dev_db.get('host')
        self.user = dev_db.get('user')
        self.password = dev_db.get('password')
        self.database = dev_db.get('database')
        self.APP_ID = APP_ID
        self.API_KEY = API_KEY
        self.SECRET_KEY = SECRET_KEY
        # self.url = self.get_url()

    # 从数据库中获取url
    def get_url(self):
        conn = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
        cursor = conn.cursor(cursor=pymysql.cursors.DictCursor)  # 设置游标卡尺和fetc的格式
        sql = "select url from code order by id desc limit 1"  # sql语句，分页
        cursor.execute(sql)  # list tuple dict
        ret = cursor.fetchone()  # 取所有值
        cursor.close()  # 关闭游标卡尺
        conn.close()  # 关闭连接
        url = ret.get('url')
        return url

    # 获取图片的数据
    def get_file_content(self):
        response = requests.get(self.get_url()).content
        return response

    # 通过baidu-api识别图片
    def get_word(self):
        client = AipOcr(self.APP_ID, self.API_KEY, self.SECRET_KEY)
        img = self.get_file_content()
        """ 调用网络图片文字识别, 图片参数为本地图片 """
        ret = client.webImage(img)
        try:
            word = ret.get('words_result')[0].get('words')
        except:
            word = ''
        return word

    # 判断识别的结果是否为空和长度为4位
    def judge(self):
        time.sleep(2)
        word = self.get_word()
        if len(word) == 4:
            print(word)
            return word
        else:
            self.judge()

    # 将识别的数据更新到数据库中
    def update_sql(self):
        conn = pymysql.connect(host=self.host, user=self.user, password=self.password, database=self.database)
        word = self.judge()
        print(type(word))
        time.sleep(2)
        cursor = conn.cursor(cursor=pymysql.cursors.DictCursor)
        sql = 'update code set word =%s where url=%s'
        cursor.execute(sql, [word, self.get_url()])
        conn.commit()
        cursor.close()
        conn.close()


if __name__ == '__main__':
    # ret = baidu_discern('code.png')
    # print('=' * 100)
    # print(ret)
    w = Word()
    # a = w.get_url()
    # print(a)
    # w.get_file_content()
    # word = w.get_word()
    # print(word)
    w.update_sql()